Finally after launching many rockets into space you've cracked the code to the bugs' genome.
You can now create a custom virus to wipe the planet clean to make room for your ever growing factory.
Xenophage adds a new research to eliminate all bugs and prevent new bugs from spawning. This requires significant amounts of research including space science packs, so it can only be completed at the late game after winning.
Credit to xargs for the initial concept and early prototype! Kudos to Biters Begone for inspiration!
Please use the forum for feedback and bug reports.